 From 1952–1953 a library was completed where the lakeside facing porch in the center of the building was located.In the winter of 1954 an auditorium was constructed.In 1965 the physical plant was purchased and the name of the seminary changed to Wawasee Preparatory and became a coeducational school during the 1970s with Father David Suelzer, OSC, as religious superior and Father Thomas Scheets as principal of Wawasee Prep.